package thread;

import java.util.Date;

public class ThreadSleep2 implements Runnable {
    @Override
    public void run() {

    }

    //模拟倒计时
    public static void tenDown() throws InterruptedException {
        int num = 10;
        while (true) {
            Thread.sleep(1000);
            System.out.println(num--);
            if (num <= 0) {
                break;
            }
        }
    }

    public static void main(String[] args) {

        Date startTime = new Date(System.currentTimeMillis());
        while (true) {
            try {
                Thread.sleep(1000);
                System.out.println(startTime);
                startTime = new Date(System.currentTimeMillis());
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }

    }

}
